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v3.20.1

RESTRICTED CASH AND INVESTMENTS (Details) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 29, 2020 USD ($) security | Mar. 31, 2019 USD ($) | Dec. 29, 2019 USD ($) security
Restricted Cash and Investments [Line Items] |  |  |
Cash collateral held by insurance carriers | $ 24,684 |  | $ 24,612
Cash and cash equivalents held in Trust | 26,641 |  | 23,681
Investments held in Trust | 142,761 |  | 149,373
Amortized cost of held-to-maturity investments | 142,779 |  | 149,373
Deferred compensation investments | 11,546 |  | 13,670
Company owned life insurance policies | 10,284 |  | 13,126
Other restricted cash and cash equivalents | 2,991 |  | 6,470
Restricted cash and investments | 218,907 |  | 230,932
Held-to-maturity Securities, Reconciliation to Fair Value [Abstract] |  |  |
Gross unrealized gains | 2,984 |  | 3,394
Gross unrealized losses | (311) |  | (36)
Fair value | 145,452 |  | 152,731
Estimated fair value |  |  |
Less than 12 months | 23,488 |  | 15,920
12 months or more | 0 |  | 3,041
Total | 23,488 |  | 18,961
Unrealized losses |  |  |
Less than 12 months | (311) |  | (32)
12 months or more | 0 |  | (4)
Total | $ (311) |  | $ (36)
Number of securities in unrealized loss positions | security | 16 |  | 17
Held-to-maturity securities, fair value [Abstract] |  |  |
Fair value | $ 145,452 |  | $ 152,731
Unrealized loss | (2,900) |  |
Unrealized gain |  | $ 2,400 |
Municipal debt securities |  |  |
Restricted Cash and Investments [Line Items] |  |  |
Amortized cost of held-to-maturity investments | 71,124 |  | 72,017
Held-to-maturity Securities, Reconciliation to Fair Value [Abstract] |  |  |
Gross unrealized gains | 1,969 |  | 2,219
Gross unrealized losses | 0 |  | 0
Fair value | 73,093 |  | 74,236
Held-to-maturity securities, fair value [Abstract] |  |  |
Fair value | 73,093 |  | 74,236
Corporate debt securities |  |  |
Restricted Cash and Investments [Line Items] |  |  |
Amortized cost of held-to-maturity investments | 69,539 |  | 75,000
Held-to-maturity Securities, Reconciliation to Fair Value [Abstract] |  |  |
Gross unrealized gains | 908 |  | 1,102
Gross unrealized losses | (311) |  | (34)
Fair value | 70,136 |  | 76,068
Estimated fair value |  |  |
Less than 12 months | 23,488 |  | 15,920
12 months or more | 0 |  | 2,765
Total | 23,488 |  | 18,685
Unrealized losses |  |  |
Less than 12 months | (311) |  | (32)
12 months or more | 0 |  | (2)
Total | (311) |  | (34)
Held-to-maturity securities, fair value [Abstract] |  |  |
Fair value | 70,136 |  | 76,068
Agency mortgage-backed securities |  |  |
Restricted Cash and Investments [Line Items] |  |  |
Amortized cost of held-to-maturity investments | 1,116 |  | 1,357
Held-to-maturity Securities, Reconciliation to Fair Value [Abstract] |  |  |
Gross unrealized gains | 39 |  | 21
Gross unrealized losses | 0 |  | (2)
Fair value | 1,155 |  | 1,376
Estimated fair value |  |  |
Less than 12 months |  |  | 0
12 months or more |  |  | 276
Total |  |  | 276
Unrealized losses |  |  |
Less than 12 months |  |  | 0
12 months or more |  |  | (2)
Total |  |  | (2)
Held-to-maturity securities, fair value [Abstract] |  |  |
Fair value | 1,155 |  | 1,376
U.S. government and agency securities |  |  |
Restricted Cash and Investments [Line Items] |  |  |
Amortized cost of held-to-maturity investments | 1,000 |  | 999
Held-to-maturity Securities, Reconciliation to Fair Value [Abstract] |  |  |
Gross unrealized gains | 68 |  | 52
Gross unrealized losses | 0 |  | 0
Fair value | 1,068 |  | 1,051
Held-to-maturity securities, fair value [Abstract] |  |  |
Fair value | 1,068 |  | $ 1,051
Restricted cash and investments |  |  |
Restricted Cash and Investments [Line Items] |  |  |
Amortized cost of held-to-maturity investments | 142,779 |  |
Held-to-maturity Securities, Reconciliation to Fair Value [Abstract] |  |  |
Fair value | 145,452 |  |
Held-to-maturity securities, amortized cost [Abstract] |  |  |
Due in one year or less | 26,080 |  |
Due after one year through five years | 88,541 |  |
Due after five years through ten years | 28,158 |  |
Held-to-maturity securities, fair value [Abstract] |  |  |
Due in one year or less | 26,145 |  |
Due after one year through five years | 90,049 |  |
Due after five years through ten years | 29,258 |  |
Fair value | $ 145,452 |  |

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- Definition The noncurrent cash, cash equivalents and investments that is restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits classified as long-term; that is not expected to be released from such existing restrictions within one year of the balance sheet date or operating cycle, whichever is longer. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. Includes noncurrent cash equivalents and investments that are similarly restricted as to withdrawal, usage or disposal. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Details
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Balance Type: |
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- Details
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- Details
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Data Type: | na
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